About Price to Earnings Ratio. The price to earnings ratio (PE Ratio) is the measure of the share price relative to the annual net income earned by the firm per share. PE ratio shows current investor demand for a company share. A high PE ratio generally indicates increased demand because investors anticipate earnings growth in the future.
Hair Coloring in the Twentieth Century and Beyond. Two of todayâs most well-known hair dye products got their start in the early twentieth century. In 1907, French chemist Eugene Schueller developed the first safe commercial hair dye, a synthetic formalation based on the chemical paraphenylenediamine.
Lyda A. Newman was an American inventor. She invented a hairbrush that was able to be taken apart in order to be easily cleaned. She was granted her patent on November 15, 1898. It was patent U.S. Patent 614,335. She preceded Madame Walker and Marjorie Joyner in African-American women's contributions to hair care. Newman lived and worked in Manhattan in New York City.